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Convert 241 in base 5 to base 8,

Mathematics
JAMB 1987

Convert 241 in base 5 to base 8,
  • A. 718
  • B. 1078
  • C. 1768
  • D. 2418
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Correct Answer: Option B
Explanation
2415 = 2 x 52 + 4 x 5 + 1 x 5 + 1 x 5o

50 + 20 + 1 = 7110

Convert 7110 to base 8
\(\begin{array}{c|c} 8 & 71 \\ 8 & 8 R 7\\8 & 1 R 0\\8 & 0 R 1\end{array}\)

= 1078

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